Intel IXM5414E - Manual (Page 293)

Intel® Blade Server Ethernet Switch Module IXM5414E 283
English translation of the previous notice:
Device User’s Information
Class A device This device complies with RRL EMC and is operated
in commercial environment so that distributors or
users pay attention to this point.
If the product is sold or purchased improperly, please
exchange this product to what can be used at home.
Class B device This device complies with RRL EMC and is operated
in a residential area so that it can be used at all other
location as well as residential area.
Remarks: Class A device - operated in a commercial area. Class B device - operated in a residential area.